To get the answer, just put a decimal point in the number "50"—my first Microsoft product was MS-DOS 5.0.
Before Microsoft (or even Micro-soft), there was an interpreter called Altair Basic.
Microsoft is turning 50, and nothing has defined the tech giant more than Windows. Like you, we've loved some versions of the desktop OS, and others...not so much.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results